/usr/share/lightdm-webkit/themes/webkit/index.theme is in lightdm-webkit-greeter 0.1.2-0ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 | [theme]
name=WebKit
description=WebKit Theme
engine=lightdm-webkit-greeter
url=index.html
session=gnome
|